Merge remote-tracking branch 'origin/spacing-adjust-rework' into spacing-adjust-rework

CodeAnalysis/BannedSymbols.txt

@@ -19,3 +19,7 @@ P:System.Threading.Tasks.Task`1.Result;Don't use Task.Result. Use Task.GetResult
 M:System.Threading.ManualResetEventSlim.Wait();Specify a timeout to avoid waiting forever.
 M:System.String.ToLower();string.ToLower() changes behaviour depending on CultureInfo.CurrentCulture. Use string.ToLowerInvariant() instead. If wanting culture-sensitive behaviour, explicitly provide CultureInfo.CurrentCulture or use LocalisableString.
 M:System.String.ToUpper();string.ToUpper() changes behaviour depending on CultureInfo.CurrentCulture. Use string.ToUpperInvariant() instead. If wanting culture-sensitive behaviour, explicitly provide CultureInfo.CurrentCulture or use LocalisableString.
+M:Humanizer.InflectorExtensions.Pascalize(System.String);Humanizer's .Pascalize() extension method changes behaviour depending on CultureInfo.CurrentCulture. Use StringDehumanizeExtensions.ToPascalCase() instead.
+M:Humanizer.InflectorExtensions.Camelize(System.String);Humanizer's .Camelize() extension method changes behaviour depending on CultureInfo.CurrentCulture. Use StringDehumanizeExtensions.ToCamelCase() instead.
+M:Humanizer.InflectorExtensions.Underscore(System.String);Humanizer's .Underscore() extension method changes behaviour depending on CultureInfo.CurrentCulture. Use StringDehumanizeExtensions.ToSnakeCase() instead.
+M:Humanizer.InflectorExtensions.Kebaberize(System.String);Humanizer's .Kebaberize() extension method changes behaviour depending on CultureInfo.CurrentCulture. Use StringDehumanizeExtensions.ToKebabCase() instead.

osu.Android.props

@@ -51,8 +51,8 @@
     <Reference Include="Java.Interop" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="ppy.osu.Game.Resources" Version="2022.716.0" />
+    <PackageReference Include="ppy.osu.Game.Resources" Version="2022.722.0" />
-    <PackageReference Include="ppy.osu.Framework.Android" Version="2022.715.0" />
+    <PackageReference Include="ppy.osu.Framework.Android" Version="2022.730.0" />
   </ItemGroup>
   <ItemGroup Label="Transitive Dependencies">
     <!-- Realm needs to be directly referenced in all Xamarin projects, as it will not pull in its transitive dependencies otherwise. -->

osu.Android/OsuGameAndroid.cs

@@ -106,9 +106,9 @@ namespace osu.Android
 
         private class AndroidBatteryInfo : BatteryInfo
         {
-            public override double ChargeLevel => Battery.ChargeLevel;
+            public override double? ChargeLevel => Battery.ChargeLevel;
 
-            public override bool IsCharging => Battery.PowerSource != BatteryPowerSource.Battery;
+            public override bool OnBattery => Battery.PowerSource == BatteryPowerSource.Battery;
         }
     }
 }

osu.Desktop/OsuGameDesktop.cs

@@ -22,11 +22,15 @@ using osu.Framework.Input.Handlers;
 using osu.Framework.Input.Handlers.Joystick;
 using osu.Framework.Input.Handlers.Mouse;
 using osu.Framework.Input.Handlers.Tablet;
+using osu.Framework.Input.Handlers.Touch;
 using osu.Framework.Threading;
 using osu.Game.IO;
 using osu.Game.IPC;
 using osu.Game.Overlays.Settings;
+using osu.Game.Overlays.Settings.Sections;
 using osu.Game.Overlays.Settings.Sections.Input;
+using osu.Game.Utils;
+using SDL2;
 
 namespace osu.Desktop
 {
@@ -156,11 +160,16 @@ namespace osu.Desktop
                 case JoystickHandler jh:
                     return new JoystickSettings(jh);
 
+                case TouchHandler th:
+                    return new InputSection.HandlerSection(th);
+
                 default:
                     return base.CreateSettingsSubsectionFor(handler);
             }
         }
 
+        protected override BatteryInfo CreateBatteryInfo() => new SDL2BatteryInfo();
+
         private readonly List<string> importableFiles = new List<string>();
         private ScheduledDelegate? importSchedule;
 
@@ -201,5 +210,23 @@ namespace osu.Desktop
             base.Dispose(isDisposing);
             osuSchemeLinkIPCChannel?.Dispose();
         }
+
+        private class SDL2BatteryInfo : BatteryInfo
+        {
+            public override double? ChargeLevel
+            {
+                get
+                {
+                    SDL.SDL_GetPowerInfo(out _, out int percentage);
+
+                    if (percentage == -1)
+                        return null;
+
+                    return percentage / 100.0;
+                }
+            }
+
+            public override bool OnBattery => SDL.SDL_GetPowerInfo(out _, out _) == SDL.SDL_PowerState.SDL_POWERSTATE_ON_BATTERY;
+        }
     }
 }

osu.Desktop/Program.cs

@@ -21,7 +21,11 @@ namespace osu.Desktop
 {
     public static class Program
     {
+#if DEBUG
+        private const string base_game_name = @"osu-development";
+#else
         private const string base_game_name = @"osu";
+#endif
 
         private static LegacyTcpIpcProvider legacyIpc;
 
@@ -37,9 +41,15 @@ namespace osu.Desktop
                 // See https://www.mongodb.com/docs/realm/sdk/dotnet/#supported-platforms
                 if (windowsVersion.Major < 6 || (windowsVersion.Major == 6 && windowsVersion.Minor <= 2))
                 {
+                    // If users running in compatibility mode becomes more of a common thing, we may want to provide better guidance or even consider
+                    // disabling it ourselves.
+                    // We could also better detect compatibility mode if required:
+                    // https://stackoverflow.com/questions/10744651/how-i-can-detect-if-my-application-is-running-under-compatibility-mode#comment58183249_10744730
                     SDL.SDL_ShowSimpleMessageBox(SDL.SDL_MessageBoxFlags.SDL_MESSAGEBOX_ERROR,
                         "Your operating system is too old to run osu!",
-                        "This version of osu! requires at least Windows 8.1 to run.\nPlease upgrade your operating system or consider using an older version of osu!.", IntPtr.Zero);
+                        "This version of osu! requires at least Windows 8.1 to run.\n"
+                        + "Please upgrade your operating system or consider using an older version of osu!.\n\n"
+                        + "If you are running a newer version of windows, please check you don't have \"Compatibility mode\" turned on for osu!", IntPtr.Zero);
                     return;
                 }
 

osu.Game.Benchmarks/BenchmarkHitObject.cs

@@ -0,0 +1,166 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using BenchmarkDotNet.Attributes;
+using osu.Game.Rulesets.Catch.Objects;
+using osu.Game.Rulesets.Mania.Objects;
+using osu.Game.Rulesets.Osu.Objects;
+using osu.Game.Rulesets.Taiko.Objects;
+
+namespace osu.Game.Benchmarks
+{
+    public class BenchmarkHitObject : BenchmarkTest
+    {
+        [Params(1, 100, 1000)]
+        public int Count { get; set; }
+
+        [Params(false, true)]
+        public bool WithBindableAccess { get; set; }
+
+        [Benchmark]
+        public HitCircle[] OsuCircle()
+        {
+            var circles = new HitCircle[Count];
+
+            for (int i = 0; i < Count; i++)
+            {
+                circles[i] = new HitCircle();
+
+                if (WithBindableAccess)
+                {
+                    _ = circles[i].PositionBindable;
+                    _ = circles[i].ScaleBindable;
+                    _ = circles[i].ComboIndexBindable;
+                    _ = circles[i].ComboOffsetBindable;
+                    _ = circles[i].StackHeightBindable;
+                    _ = circles[i].LastInComboBindable;
+                    _ = circles[i].ComboIndexWithOffsetsBindable;
+                    _ = circles[i].IndexInCurrentComboBindable;
+                    _ = circles[i].SamplesBindable;
+                    _ = circles[i].StartTimeBindable;
+                }
+                else
+                {
+                    _ = circles[i].Position;
+                    _ = circles[i].Scale;
+                    _ = circles[i].ComboIndex;
+                    _ = circles[i].ComboOffset;
+                    _ = circles[i].StackHeight;
+                    _ = circles[i].LastInCombo;
+                    _ = circles[i].ComboIndexWithOffsets;
+                    _ = circles[i].IndexInCurrentCombo;
+                    _ = circles[i].Samples;
+                    _ = circles[i].StartTime;
+                    _ = circles[i].Position;
+                    _ = circles[i].Scale;
+                    _ = circles[i].ComboIndex;
+                    _ = circles[i].ComboOffset;
+                    _ = circles[i].StackHeight;
+                    _ = circles[i].LastInCombo;
+                    _ = circles[i].ComboIndexWithOffsets;
+                    _ = circles[i].IndexInCurrentCombo;
+                    _ = circles[i].Samples;
+                    _ = circles[i].StartTime;
+                }
+            }
+
+            return circles;
+        }
+
+        [Benchmark]
+        public Hit[] TaikoHit()
+        {
+            var hits = new Hit[Count];
+
+            for (int i = 0; i < Count; i++)
+            {
+                hits[i] = new Hit();
+
+                if (WithBindableAccess)
+                {
+                    _ = hits[i].TypeBindable;
+                    _ = hits[i].IsStrongBindable;
+                    _ = hits[i].SamplesBindable;
+                    _ = hits[i].StartTimeBindable;
+                }
+                else
+                {
+                    _ = hits[i].Type;
+                    _ = hits[i].IsStrong;
+                    _ = hits[i].Samples;
+                    _ = hits[i].StartTime;
+                }
+            }
+
+            return hits;
+        }
+
+        [Benchmark]
+        public Fruit[] CatchFruit()
+        {
+            var fruit = new Fruit[Count];
+
+            for (int i = 0; i < Count; i++)
+            {
+                fruit[i] = new Fruit();
+
+                if (WithBindableAccess)
+                {
+                    _ = fruit[i].OriginalXBindable;
+                    _ = fruit[i].XOffsetBindable;
+                    _ = fruit[i].ScaleBindable;
+                    _ = fruit[i].ComboIndexBindable;
+                    _ = fruit[i].HyperDashBindable;
+                    _ = fruit[i].LastInComboBindable;
+                    _ = fruit[i].ComboIndexWithOffsetsBindable;
+                    _ = fruit[i].IndexInCurrentComboBindable;
+                    _ = fruit[i].IndexInBeatmapBindable;
+                    _ = fruit[i].SamplesBindable;
+                    _ = fruit[i].StartTimeBindable;
+                }
+                else
+                {
+                    _ = fruit[i].OriginalX;
+                    _ = fruit[i].XOffset;
+                    _ = fruit[i].Scale;
+                    _ = fruit[i].ComboIndex;
+                    _ = fruit[i].HyperDash;
+                    _ = fruit[i].LastInCombo;
+                    _ = fruit[i].ComboIndexWithOffsets;
+                    _ = fruit[i].IndexInCurrentCombo;
+                    _ = fruit[i].IndexInBeatmap;
+                    _ = fruit[i].Samples;
+                    _ = fruit[i].StartTime;
+                }
+            }
+
+            return fruit;
+        }
+
+        [Benchmark]
+        public Note[] ManiaNote()
+        {
+            var notes = new Note[Count];
+
+            for (int i = 0; i < Count; i++)
+            {
+                notes[i] = new Note();
+
+                if (WithBindableAccess)
+                {
+                    _ = notes[i].ColumnBindable;
+                    _ = notes[i].SamplesBindable;
+                    _ = notes[i].StartTimeBindable;
+                }
+                else
+                {
+                    _ = notes[i].Column;
+                    _ = notes[i].Samples;
+                    _ = notes[i].StartTime;
+                }
+            }
+
+            return notes;
+        }
+    }
+}

osu.Game.Rulesets.Catch.Tests/Mods/CatchModMirrorTest.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System.Collections.Generic;
 using NUnit.Framework;
 using osu.Framework.Utils;

osu.Game.Rulesets.Catch.Tests/Mods/TestSceneCatchModNoScope.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System.Collections.Generic;
 using NUnit.Framework;
 using osu.Framework.Utils;

osu.Game.Rulesets.Catch.Tests/Mods/TestSceneCatchModPerfect.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using NUnit.Framework;
 using osu.Game.Rulesets.Catch.Mods;
 using osu.Game.Rulesets.Catch.Objects;

osu.Game.Rulesets.Catch.Tests/Mods/TestSceneCatchModRelax.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System.Collections.Generic;
 using System.Linq;
 using NUnit.Framework;

osu.Game.Rulesets.Catch.Tests/TestSceneCatchPlayerLegacySkin.cs

@@ -9,7 +9,6 @@ using osu.Framework.Extensions.IEnumerableExtensions;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Screens;
 using osu.Framework.Testing;
-using osu.Game.Screens.Play.HUD;
 using osu.Game.Skinning;
 using osu.Game.Tests.Visual;
 using osuTK;

osu.Game.Rulesets.Catch/Difficulty/CatchDifficultyCalculator.cs

@@ -25,6 +25,8 @@ namespace osu.Game.Rulesets.Catch.Difficulty
 
         private float halfCatcherWidth;
 
+        public override int Version => 20220701;
+
         public CatchDifficultyCalculator(IRulesetInfo ruleset, IWorkingBeatmap beatmap)
             : base(ruleset, beatmap)
         {

osu.Game.Rulesets.Catch/Mods/CatchModAutoplay.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System.Collections.Generic;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Catch.Replays;

osu.Game.Rulesets.Catch/Mods/CatchModCinema.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System.Collections.Generic;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Catch.Objects;

osu.Game.Rulesets.Catch/Mods/CatchModClassic.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Catch.Mods

osu.Game.Rulesets.Catch/Mods/CatchModDaycore.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Catch.Mods

osu.Game.Rulesets.Catch/Mods/CatchModDifficultyAdjust.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System.Linq;
 using osu.Framework.Bindables;
 using osu.Game.Beatmaps;

osu.Game.Rulesets.Catch/Mods/CatchModDoubleTime.cs

@@ -1,14 +1,12 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Catch.Mods
 {
     public class CatchModDoubleTime : ModDoubleTime
     {
-        public override double ScoreMultiplier => 1.06;
+        public override double ScoreMultiplier => UsesDefaultConfiguration ? 1.06 : 1;
     }
 }

osu.Game.Rulesets.Catch/Mods/CatchModEasy.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Catch.Mods

osu.Game.Rulesets.Catch/Mods/CatchModFlashlight.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;
 using osu.Game.Configuration;
@@ -16,7 +14,7 @@ namespace osu.Game.Rulesets.Catch.Mods
 {
     public class CatchModFlashlight : ModFlashlight<CatchHitObject>
     {
-        public override double ScoreMultiplier => 1.12;
+        public override double ScoreMultiplier => UsesDefaultConfiguration ? 1.12 : 1;
 
         [SettingSource("Flashlight size", "Multiplier applied to the default flashlight size.")]
         public override BindableFloat SizeMultiplier { get; } = new BindableFloat
@@ -39,7 +37,7 @@ namespace osu.Game.Rulesets.Catch.Mods
 
         protected override Flashlight CreateFlashlight() => new CatchFlashlight(this, playfield);
 
-        private CatchPlayfield playfield;
+        private CatchPlayfield playfield = null!;
 
         public override void ApplyToDrawableRuleset(DrawableRuleset<CatchHitObject> drawableRuleset)
         {

osu.Game.Rulesets.Catch/Mods/CatchModFloatingFruits.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Sprites;
 using osu.Game.Rulesets.Catch.Objects;

osu.Game.Rulesets.Catch/Mods/CatchModHalfTime.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Catch.Mods

osu.Game.Rulesets.Catch/Mods/CatchModHardRock.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mods;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Catch.Beatmaps;
@@ -11,7 +9,7 @@ namespace osu.Game.Rulesets.Catch.Mods
 {
     public class CatchModHardRock : ModHardRock, IApplicableToBeatmapProcessor
     {
-        public override double ScoreMultiplier => 1.12;
+        public override double ScoreMultiplier => UsesDefaultConfiguration ? 1.12 : 1;
 
         public void ApplyToBeatmapProcessor(IBeatmapProcessor beatmapProcessor)
         {

osu.Game.Rulesets.Catch/Mods/CatchModHidden.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System.Linq;
 using osu.Framework.Graphics;
 using osu.Game.Rulesets.Catch.Objects;
@@ -17,7 +15,7 @@ namespace osu.Game.Rulesets.Catch.Mods
     public class CatchModHidden : ModHidden, IApplicableToDrawableRuleset<CatchHitObject>
     {
         public override string Description => @"Play with fading fruits.";
-        public override double ScoreMultiplier => 1.06;
+        public override double ScoreMultiplier => UsesDefaultConfiguration ? 1.06 : 1;
 
         private const double fade_out_offset_multiplier = 0.6;
         private const double fade_out_duration_multiplier = 0.44;

osu.Game.Rulesets.Catch/Mods/CatchModMirror.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System.Linq;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Catch.Beatmaps;

osu.Game.Rulesets.Catch/Mods/CatchModMuted.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Catch.Objects;
 using osu.Game.Rulesets.Mods;
 

osu.Game.Rulesets.Catch/Mods/CatchModNightcore.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Catch.Objects;
 using osu.Game.Rulesets.Mods;
 
@@ -10,6 +8,6 @@ namespace osu.Game.Rulesets.Catch.Mods
 {
     public class CatchModNightcore : ModNightcore<CatchHitObject>
     {
-        public override double ScoreMultiplier => 1.06;
+        public override double ScoreMultiplier => UsesDefaultConfiguration ? 1.06 : 1;
     }
 }

osu.Game.Rulesets.Catch/Mods/CatchModNoFail.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Catch.Mods

osu.Game.Rulesets.Catch/Mods/CatchModNoScope.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System;
 using osu.Framework.Bindables;
 using osu.Game.Rulesets.Mods;

osu.Game.Rulesets.Catch/Mods/CatchModPerfect.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Catch.Mods

osu.Game.Rulesets.Catch/Mods/CatchModRelax.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Framework.Graphics;
 using osu.Framework.Input;
 using osu.Framework.Input.Bindings;
@@ -20,7 +18,7 @@ namespace osu.Game.Rulesets.Catch.Mods
     {
         public override string Description => @"Use the mouse to control the catcher.";
 
-        private DrawableRuleset<CatchHitObject> drawableRuleset;
+        private DrawableRuleset<CatchHitObject> drawableRuleset = null!;
 
         public void ApplyToDrawableRuleset(DrawableRuleset<CatchHitObject> drawableRuleset)
         {

osu.Game.Rulesets.Catch/Mods/CatchModSuddenDeath.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Catch.Mods

osu.Game.Rulesets.Catch/Objects/CatchHitObject.cs

@@ -19,7 +19,9 @@ namespace osu.Game.Rulesets.Catch.Objects
     {
         public const float OBJECT_RADIUS = 64;
 
-        public readonly Bindable<float> OriginalXBindable = new Bindable<float>();
+        private HitObjectProperty<float> originalX;
+
+        public Bindable<float> OriginalXBindable => originalX.Bindable;
 
         /// <summary>
         /// The horizontal position of the hit object between 0 and <see cref="CatchPlayfield.WIDTH"/>.
@@ -31,18 +33,20 @@ namespace osu.Game.Rulesets.Catch.Objects
         [JsonIgnore]
         public float X
         {
-            set => OriginalXBindable.Value = value;
+            set => originalX.Value = value;
         }
 
-        public readonly Bindable<float> XOffsetBindable = new Bindable<float>();
+        private HitObjectProperty<float> xOffset;
+
+        public Bindable<float> XOffsetBindable => xOffset.Bindable;
 
         /// <summary>
         /// A random offset applied to the horizontal position, set by the beatmap processing.
         /// </summary>
         public float XOffset
         {
-            get => XOffsetBindable.Value;
+            get => xOffset.Value;
-            set => XOffsetBindable.Value = value;
+            set => xOffset.Value = value;
         }
 
         /// <summary>
@@ -54,8 +58,8 @@ namespace osu.Game.Rulesets.Catch.Objects
         /// </remarks>
         public float OriginalX
         {
-            get => OriginalXBindable.Value;
+            get => originalX.Value;
-            set => OriginalXBindable.Value = value;
+            set => originalX.Value = value;
         }
 
         /// <summary>
@@ -69,59 +73,71 @@ namespace osu.Game.Rulesets.Catch.Objects
 
         public double TimePreempt { get; set; } = 1000;
 
-        public readonly Bindable<int> IndexInBeatmapBindable = new Bindable<int>();
+        private HitObjectProperty<int> indexInBeatmap;
+
+        public Bindable<int> IndexInBeatmapBindable => indexInBeatmap.Bindable;
 
         public int IndexInBeatmap
         {
-            get => IndexInBeatmapBindable.Value;
+            get => indexInBeatmap.Value;
-            set => IndexInBeatmapBindable.Value = value;
+            set => indexInBeatmap.Value = value;
         }
 
         public virtual bool NewCombo { get; set; }
 
         public int ComboOffset { get; set; }
 
-        public Bindable<int> IndexInCurrentComboBindable { get; } = new Bindable<int>();
+        private HitObjectProperty<int> indexInCurrentCombo;
+
+        public Bindable<int> IndexInCurrentComboBindable => indexInCurrentCombo.Bindable;
 
         public int IndexInCurrentCombo
         {
-            get => IndexInCurrentComboBindable.Value;
+            get => indexInCurrentCombo.Value;
-            set => IndexInCurrentComboBindable.Value = value;
+            set => indexInCurrentCombo.Value = value;
         }
 
-        public Bindable<int> ComboIndexBindable { get; } = new Bindable<int>();
+        private HitObjectProperty<int> comboIndex;
+
+        public Bindable<int> ComboIndexBindable => comboIndex.Bindable;
 
         public int ComboIndex
         {
-            get => ComboIndexBindable.Value;
+            get => comboIndex.Value;
-            set => ComboIndexBindable.Value = value;
+            set => comboIndex.Value = value;
         }
 
-        public Bindable<int> ComboIndexWithOffsetsBindable { get; } = new Bindable<int>();
+        private HitObjectProperty<int> comboIndexWithOffsets;
+
+        public Bindable<int> ComboIndexWithOffsetsBindable => comboIndexWithOffsets.Bindable;
 
         public int ComboIndexWithOffsets
         {
-            get => ComboIndexWithOffsetsBindable.Value;
+            get => comboIndexWithOffsets.Value;
-            set => ComboIndexWithOffsetsBindable.Value = value;
+            set => comboIndexWithOffsets.Value = value;
         }
 
-        public Bindable<bool> LastInComboBindable { get; } = new Bindable<bool>();
+        private HitObjectProperty<bool> lastInCombo;
+
+        public Bindable<bool> LastInComboBindable => lastInCombo.Bindable;
 
         /// <summary>
         /// The next fruit starts a new combo. Used for explodey.
         /// </summary>
         public virtual bool LastInCombo
         {
-            get => LastInComboBindable.Value;
+            get => lastInCombo.Value;
-            set => LastInComboBindable.Value = value;
+            set => lastInCombo.Value = value;
         }
 
-        public readonly Bindable<float> ScaleBindable = new Bindable<float>(1);
+        private HitObjectProperty<float> scale = new HitObjectProperty<float>(1);
+
+        public Bindable<float> ScaleBindable => scale.Bindable;
 
         public float Scale
         {
-            get => ScaleBindable.Value;
+            get => scale.Value;
-            set => ScaleBindable.Value = value;
+            set => scale.Value = value;
         }
 
         /// <summary>

osu.Game.Rulesets.Catch/Objects/PalpableCatchHitObject.cs

@@ -5,6 +5,7 @@
 
 using Newtonsoft.Json;
 using osu.Framework.Bindables;
+using osu.Game.Rulesets.Objects;
 using osu.Game.Rulesets.Objects.Types;
 using osu.Game.Skinning;
 using osuTK.Graphics;
@@ -24,12 +25,14 @@ namespace osu.Game.Rulesets.Catch.Objects
         /// </summary>
         public float DistanceToHyperDash { get; set; }
 
-        public readonly Bindable<bool> HyperDashBindable = new Bindable<bool>();
+        private HitObjectProperty<bool> hyperDash;
+
+        public Bindable<bool> HyperDashBindable => hyperDash.Bindable;
 
         /// <summary>
         /// Whether this fruit can initiate a hyperdash.
         /// </summary>
-        public bool HyperDash => HyperDashBindable.Value;
+        public bool HyperDash => hyperDash.Value;
 
         private CatchHitObject hyperDashTarget;
 

osu.Game.Rulesets.Catch/Skinning/Legacy/CatchLegacySkinTransformer.cs

@@ -6,7 +6,6 @@
 using System.Linq;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;
-using osu.Game.Screens.Play.HUD;
 using osu.Game.Skinning;
 using osuTK.Graphics;
 

osu.Game.Rulesets.Mania.Tests/Mods/TestSceneManiaModConstantSpeed.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System.Linq;
 using NUnit.Framework;
 using osu.Framework.Allocation;

osu.Game.Rulesets.Mania.Tests/Mods/TestSceneManiaModHoldOff.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System.Linq;
 using NUnit.Framework;
 using osu.Game.Beatmaps;

osu.Game.Rulesets.Mania.Tests/Mods/TestSceneManiaModInvert.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using NUnit.Framework;
 using osu.Game.Rulesets.Mania.Mods;
 using osu.Game.Tests.Visual;

osu.Game.Rulesets.Mania.Tests/Mods/TestSceneManiaModPerfect.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using NUnit.Framework;
 using osu.Game.Rulesets.Mania.Mods;
 using osu.Game.Rulesets.Mania.Objects;

osu.Game.Rulesets.Mania/Difficulty/ManiaDifficultyCalculator.cs

@@ -31,6 +31,8 @@ namespace osu.Game.Rulesets.Mania.Difficulty
         private readonly bool isForCurrentRuleset;
         private readonly double originalOverallDifficulty;
 
+        public override int Version => 20220701;
+
         public ManiaDifficultyCalculator(IRulesetInfo ruleset, IWorkingBeatmap beatmap)
             : base(ruleset, beatmap)
         {

osu.Game.Rulesets.Mania/Mods/IPlayfieldTypeMod.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Mania.Mods

osu.Game.Rulesets.Mania/Mods/ManiaKeyMod.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System;
 using System.Linq;
 using osu.Game.Beatmaps;

osu.Game.Rulesets.Mania/Mods/ManiaModAutoplay.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System.Collections.Generic;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Mania.Beatmaps;

osu.Game.Rulesets.Mania/Mods/ManiaModCinema.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System.Collections.Generic;
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Mania.Beatmaps;

osu.Game.Rulesets.Mania/Mods/ManiaModClassic.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Mania.Mods

osu.Game.Rulesets.Mania/Mods/ManiaModConstantSpeed.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Framework.Graphics.Sprites;
 using osu.Game.Configuration;
 using osu.Game.Rulesets.Mania.Objects;

osu.Game.Rulesets.Mania/Mods/ManiaModDaycore.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Mania.Mods

osu.Game.Rulesets.Mania/Mods/ManiaModDifficultyAdjust.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Mania.Mods

osu.Game.Rulesets.Mania/Mods/ManiaModDoubleTime.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Mania.Mods

osu.Game.Rulesets.Mania/Mods/ManiaModDualStages.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Beatmaps;
 using osu.Game.Rulesets.Mania.Beatmaps;
 using osu.Game.Rulesets.Mods;

osu.Game.Rulesets.Mania/Mods/ManiaModEasy.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Mania.Mods

osu.Game.Rulesets.Mania/Mods/ManiaModFadeIn.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System;
 using System.Linq;
 using osu.Game.Rulesets.Mania.UI;

osu.Game.Rulesets.Mania/Mods/ManiaModFlashlight.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;

osu.Game.Rulesets.Mania/Mods/ManiaModHalfTime.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Mania.Mods

osu.Game.Rulesets.Mania/Mods/ManiaModHardRock.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Mania.Mods

osu.Game.Rulesets.Mania/Mods/ManiaModHidden.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System;
 using System.Linq;
 using osu.Game.Rulesets.Mania.UI;

osu.Game.Rulesets.Mania/Mods/ManiaModHoldOff.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System;
 using System.Linq;
 using osu.Game.Beatmaps;

osu.Game.Rulesets.Mania/Mods/ManiaModInvert.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System;
 using System.Collections.Generic;
 using System.Linq;

osu.Game.Rulesets.Mania/Mods/ManiaModKey1.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModKey1 : ManiaKeyMod

osu.Game.Rulesets.Mania/Mods/ManiaModKey10.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModKey10 : ManiaKeyMod

osu.Game.Rulesets.Mania/Mods/ManiaModKey2.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModKey2 : ManiaKeyMod

osu.Game.Rulesets.Mania/Mods/ManiaModKey3.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModKey3 : ManiaKeyMod

osu.Game.Rulesets.Mania/Mods/ManiaModKey4.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModKey4 : ManiaKeyMod

osu.Game.Rulesets.Mania/Mods/ManiaModKey5.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModKey5 : ManiaKeyMod

osu.Game.Rulesets.Mania/Mods/ManiaModKey6.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModKey6 : ManiaKeyMod

osu.Game.Rulesets.Mania/Mods/ManiaModKey7.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModKey7 : ManiaKeyMod

osu.Game.Rulesets.Mania/Mods/ManiaModKey8.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModKey8 : ManiaKeyMod

osu.Game.Rulesets.Mania/Mods/ManiaModKey9.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 namespace osu.Game.Rulesets.Mania.Mods
 {
     public class ManiaModKey9 : ManiaKeyMod

osu.Game.Rulesets.Mania/Mods/ManiaModMirror.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Framework.Extensions.IEnumerableExtensions;
 using osu.Game.Rulesets.Mania.Objects;
 using osu.Game.Rulesets.Mods;

osu.Game.Rulesets.Mania/Mods/ManiaModMuted.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mania.Objects;
 using osu.Game.Rulesets.Mods;
 

osu.Game.Rulesets.Mania/Mods/ManiaModNightcore.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mania.Objects;
 using osu.Game.Rulesets.Mods;
 

osu.Game.Rulesets.Mania/Mods/ManiaModNoFail.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Mania.Mods

osu.Game.Rulesets.Mania/Mods/ManiaModPerfect.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Mania.Mods

osu.Game.Rulesets.Mania/Mods/ManiaModPlayfieldCover.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System;
 using System.Linq;
 using osu.Framework.Graphics;

osu.Game.Rulesets.Mania/Mods/ManiaModRandom.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System;
 using System.Linq;
 using osu.Framework.Extensions.IEnumerableExtensions;

osu.Game.Rulesets.Mania/Mods/ManiaModSuddenDeath.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mods;
 
 namespace osu.Game.Rulesets.Mania.Mods

osu.Game.Rulesets.Mania/Objects/ManiaHitObject.cs

@@ -13,12 +13,14 @@ namespace osu.Game.Rulesets.Mania.Objects
 {
     public abstract class ManiaHitObject : HitObject, IHasColumn, IHasXPosition
     {
-        public readonly Bindable<int> ColumnBindable = new Bindable<int>();
+        private HitObjectProperty<int> column;
+
+        public Bindable<int> ColumnBindable => column.Bindable;
 
         public virtual int Column
         {
-            get => ColumnBindable.Value;
+            get => column.Value;
-            set => ColumnBindable.Value = value;
+            set => column.Value = value;
         }
 
         protected override HitWindows CreateHitWindows() => new ManiaHitWindows();

osu.Game.Rulesets.Osu.Tests/Mods/OsuModTestScene.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Tests.Visual;
 
 namespace osu.Game.Rulesets.Osu.Tests.Mods

osu.Game.Rulesets.Osu.Tests/Mods/TestSceneOsuModAlternate.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System.Collections.Generic;
 using NUnit.Framework;
 using osu.Game.Beatmaps;

osu.Game.Rulesets.Osu.Tests/Mods/TestSceneOsuModAutoplay.cs

@@ -1,10 +1,9 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System.Linq;
 using NUnit.Framework;
+using osu.Framework.Extensions.ObjectExtensions;
 using osu.Framework.Testing;
 using osu.Framework.Utils;
 using osu.Game.Beatmaps;
@@ -35,7 +34,7 @@ namespace osu.Game.Rulesets.Osu.Tests.Mods
 
         private void runSpmTest(Mod mod)
         {
-            SpinnerSpmCalculator spmCalculator = null;
+            SpinnerSpmCalculator? spmCalculator = null;
 
             CreateModTest(new ModTestData
             {
@@ -61,7 +60,7 @@ namespace osu.Game.Rulesets.Osu.Tests.Mods
                 return spmCalculator != null;
             });
 
-            AddUntilStep("SPM is correct", () => Precision.AlmostEquals(spmCalculator.Result.Value, 477, 5));
+            AddUntilStep("SPM is correct", () => Precision.AlmostEquals(spmCalculator.AsNonNull().Result.Value, 477, 5));
         }
     }
 }

osu.Game.Rulesets.Osu.Tests/Mods/TestSceneOsuModDifficultyAdjust.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System.Collections.Generic;
 using System.Linq;
 using NUnit.Framework;

osu.Game.Rulesets.Osu.Tests/Mods/TestSceneOsuModDoubleTime.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using NUnit.Framework;
 using osu.Framework.Utils;
 using osu.Game.Rulesets.Osu.Mods;

osu.Game.Rulesets.Osu.Tests/Mods/TestSceneOsuModHidden.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System.Collections.Generic;
 using System.Linq;
 using NUnit.Framework;
@@ -162,7 +160,7 @@ namespace osu.Game.Rulesets.Osu.Tests.Mods
 
         private class TestOsuModHidden : OsuModHidden
         {
-            public new HitObject FirstObject => base.FirstObject;
+            public new HitObject? FirstObject => base.FirstObject;
         }
     }
 }

osu.Game.Rulesets.Osu.Tests/Mods/TestSceneOsuModMagnetised.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using NUnit.Framework;
 using osu.Game.Rulesets.Osu.Mods;
 

osu.Game.Rulesets.Osu.Tests/Mods/TestSceneOsuModMuted.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System.Linq;
 using NUnit.Framework;
 using osu.Framework.Testing;
@@ -33,7 +31,7 @@ namespace osu.Game.Rulesets.Osu.Tests.Mods
         [Test]
         public void TestModCopy()
         {
-            OsuModMuted muted = null;
+            OsuModMuted muted = null!;
 
             AddStep("create inversed mod", () => muted = new OsuModMuted
             {

osu.Game.Rulesets.Osu.Tests/Mods/TestSceneOsuModNoScope.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System.Collections.Generic;
 using System.Linq;
 using NUnit.Framework;

osu.Game.Rulesets.Osu.Tests/Mods/TestSceneOsuModPerfect.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using NUnit.Framework;
 using osu.Game.Rulesets.Objects;
 using osu.Game.Rulesets.Objects.Types;

osu.Game.Rulesets.Osu.Tests/Mods/TestSceneOsuModSpunOut.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -30,8 +28,8 @@ namespace osu.Game.Rulesets.Osu.Tests.Mods
         [Test]
         public void TestSpinnerAutoCompleted()
         {
-            DrawableSpinner spinner = null;
+            DrawableSpinner? spinner = null;
-            JudgementResult lastResult = null;
+            JudgementResult? lastResult = null;
 
             CreateModTest(new ModTestData
             {
@@ -63,11 +61,11 @@ namespace osu.Game.Rulesets.Osu.Tests.Mods
         [TestCase(null)]
         [TestCase(typeof(OsuModDoubleTime))]
         [TestCase(typeof(OsuModHalfTime))]
-        public void TestSpinRateUnaffectedByMods(Type additionalModType)
+        public void TestSpinRateUnaffectedByMods(Type? additionalModType)
         {
             var mods = new List<Mod> { new OsuModSpunOut() };
             if (additionalModType != null)
-                mods.Add((Mod)Activator.CreateInstance(additionalModType));
+                mods.Add((Mod)Activator.CreateInstance(additionalModType)!);
 
             CreateModTest(new ModTestData
             {
@@ -96,7 +94,7 @@ namespace osu.Game.Rulesets.Osu.Tests.Mods
         [Test]
         public void TestSpinnerGetsNoBonusScore()
         {
-            DrawableSpinner spinner = null;
+            DrawableSpinner? spinner = null;
             List<JudgementResult> results = new List<JudgementResult>();
 
             CreateModTest(new ModTestData

osu.Game.Rulesets.Osu.Tests/OsuDifficultyCalculatorTest.cs

@@ -17,18 +17,18 @@ namespace osu.Game.Rulesets.Osu.Tests
     {
         protected override string ResourceAssembly => "osu.Game.Rulesets.Osu";
 
-        [TestCase(6.6972307565739273d, 206, "diffcalc-test")]
+        [TestCase(6.6369583000323935d, 206, "diffcalc-test")]
-        [TestCase(1.4484754139145539d, 45, "zero-length-sliders")]
+        [TestCase(1.4476531024675374d, 45, "zero-length-sliders")]
         public void Test(double expectedStarRating, int expectedMaxCombo, string name)
             => base.Test(expectedStarRating, expectedMaxCombo, name);
 
-        [TestCase(8.9382559208689809d, 206, "diffcalc-test")]
+        [TestCase(8.8816128335486386d, 206, "diffcalc-test")]
-        [TestCase(1.7548875851757628d, 45, "zero-length-sliders")]
+        [TestCase(1.7540389962596916d, 45, "zero-length-sliders")]
         public void TestClockRateAdjusted(double expectedStarRating, int expectedMaxCombo, string name)
             => Test(expectedStarRating, expectedMaxCombo, name, new OsuModDoubleTime());
 
-        [TestCase(6.6972307218715166d, 239, "diffcalc-test")]
+        [TestCase(6.6369583000323935d, 239, "diffcalc-test")]
-        [TestCase(1.4484754139145537d, 54, "zero-length-sliders")]
+        [TestCase(1.4476531024675374d, 54, "zero-length-sliders")]
         public void TestClassicMod(double expectedStarRating, int expectedMaxCombo, string name)
             => Test(expectedStarRating, expectedMaxCombo, name, new OsuModClassic());
 

osu.Game.Rulesets.Osu/Difficulty/Evaluators/AimEvaluator.cs

@@ -108,13 +108,7 @@ namespace osu.Game.Rulesets.Osu.Difficulty.Evaluators
                 // Reward for % distance up to 125 / strainTime for overlaps where velocity is still changing.
                 double overlapVelocityBuff = Math.Min(125 / Math.Min(osuCurrObj.StrainTime, osuLastObj.StrainTime), Math.Abs(prevVelocity - currVelocity));
 
-                // Reward for % distance slowed down compared to previous, paying attention to not award overlap
+                velocityChangeBonus = overlapVelocityBuff * distRatio;
-                double nonOverlapVelocityBuff = Math.Abs(prevVelocity - currVelocity)
-                                                // do not award overlap
-                                                * Math.Pow(Math.Sin(Math.PI / 2 * Math.Min(1, Math.Min(osuCurrObj.LazyJumpDistance, osuLastObj.LazyJumpDistance) / 100)), 2);
-
-                // Choose the largest bonus, multiplied by ratio.
-                velocityChangeBonus = Math.Max(overlapVelocityBuff, nonOverlapVelocityBuff) * distRatio;
 
                 // Penalize for rhythm changes.
                 velocityChangeBonus *= Math.Pow(Math.Min(osuCurrObj.StrainTime, osuLastObj.StrainTime) / Math.Max(osuCurrObj.StrainTime, osuLastObj.StrainTime), 2);

osu.Game.Rulesets.Osu/Difficulty/OsuDifficultyCalculator.cs

@@ -25,6 +25,8 @@ namespace osu.Game.Rulesets.Osu.Difficulty
         private const double difficulty_multiplier = 0.0675;
         private double hitWindowGreat;
 
+        public override int Version => 20220701;
+
         public OsuDifficultyCalculator(IRulesetInfo ruleset, IWorkingBeatmap beatmap)
             : base(ruleset, beatmap)
         {

osu.Game.Rulesets.Osu/Edit/Blueprints/Sliders/SliderPlacementBlueprint.cs

@@ -16,6 +16,7 @@ using osu.Game.Rulesets.Objects;
 using osu.Game.Rulesets.Objects.Types;
 using osu.Game.Rulesets.Osu.Edit.Blueprints.HitCircles.Components;
 using osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders.Components;
+using osu.Game.Rulesets.Osu.Objects;
 using osu.Game.Screens.Edit;
 using osuTK;
 using osuTK.Input;
@@ -24,7 +25,7 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
 {
     public class SliderPlacementBlueprint : PlacementBlueprint
     {
-        public new Objects.Slider HitObject => (Objects.Slider)base.HitObject;
+        public new Slider HitObject => (Slider)base.HitObject;
 
         private SliderBodyPiece bodyPiece;
         private HitCirclePiece headCirclePiece;
@@ -42,7 +43,7 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
         private IDistanceSnapProvider snapProvider { get; set; }
 
         public SliderPlacementBlueprint()
-            : base(new Objects.Slider())
+            : base(new Slider())
         {
             RelativeSizeAxes = Axes.Both;
 
@@ -82,7 +83,9 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
                 case SliderPlacementState.Initial:
                     BeginPlacement();
 
-                    var nearestDifficultyPoint = editorBeatmap.HitObjects.LastOrDefault(h => h.GetEndTime() < HitObject.StartTime)?.DifficultyControlPoint?.DeepClone() as DifficultyControlPoint;
+                    var nearestDifficultyPoint = editorBeatmap.HitObjects
+                                                              .LastOrDefault(h => h is Slider && h.GetEndTime() < HitObject.StartTime)?
+                                                              .DifficultyControlPoint?.DeepClone() as DifficultyControlPoint;
 
                     HitObject.DifficultyControlPoint = nearestDifficultyPoint ?? new DifficultyControlPoint();
                     HitObject.Position = ToLocalSpace(result.ScreenSpacePosition);

osu.Game.Rulesets.Osu/Mods/IHidesApproachCircles.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 namespace osu.Game.Rulesets.Osu.Mods
 {
     /// <summary>

osu.Game.Rulesets.Osu/Mods/IRequiresApproachCircles.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 namespace osu.Game.Rulesets.Osu.Mods
 {
     /// <summary>

osu.Game.Rulesets.Osu/Mods/OsuModApproachDifferent.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;

osu.Game.Rulesets.Osu/Mods/OsuModAutopilot.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -30,11 +28,11 @@ namespace osu.Game.Rulesets.Osu.Mods
 
         public bool RestartOnFail => false;
 
-        private OsuInputManager inputManager;
+        private OsuInputManager inputManager = null!;
 
-        private IFrameStableClock gameplayClock;
+        private IFrameStableClock gameplayClock = null!;
 
-        private List<OsuReplayFrame> replayFrames;
+        private List<OsuReplayFrame> replayFrames = null!;
 
         private int currentFrame;
 

osu.Game.Rulesets.Osu/Mods/OsuModAutoplay.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System;
 using System.Collections.Generic;
 using System.Linq;

osu.Game.Rulesets.Osu/Mods/OsuModBarrelRoll.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.Objects.Drawables;
 using osu.Game.Rulesets.Osu.Objects;

osu.Game.Rulesets.Osu/Mods/OsuModBlinds.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System;
 using osu.Framework.Allocation;
 using osu.Framework.Graphics;
@@ -30,10 +28,10 @@ namespace osu.Game.Rulesets.Osu.Mods
         public override IconUsage? Icon => FontAwesome.Solid.Adjust;
         public override ModType Type => ModType.DifficultyIncrease;
 
-        public override double ScoreMultiplier => 1.12;
+        public override double ScoreMultiplier => UsesDefaultConfiguration ? 1.12 : 1;
         public override Type[] IncompatibleMods => new[] { typeof(OsuModFlashlight) };
 
-        private DrawableOsuBlinds blinds;
+        private DrawableOsuBlinds blinds = null!;
 
         public void ApplyToDrawableRuleset(DrawableRuleset<OsuHitObject> drawableRuleset)
         {
@@ -55,9 +53,12 @@ namespace osu.Game.Rulesets.Osu.Mods
             /// <summary>
             /// Black background boxes behind blind panel textures.
             /// </summary>
-            private Box blackBoxLeft, blackBoxRight;
+            private Box blackBoxLeft = null!, blackBoxRight = null!;
 
-            private Drawable panelLeft, panelRight, bgPanelLeft, bgPanelRight;
+            private Drawable panelLeft = null!;
+            private Drawable panelRight = null!;
+            private Drawable bgPanelLeft = null!;
+            private Drawable bgPanelRight = null!;
 
             private readonly Beatmap<OsuHitObject> beatmap;
 

osu.Game.Rulesets.Osu/Mods/OsuModCinema.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -15,7 +13,7 @@ namespace osu.Game.Rulesets.Osu.Mods
 {
     public class OsuModCinema : ModCinema<OsuHitObject>
     {
-        public override Type[] IncompatibleMods => base.IncompatibleMods.Concat(new[] { typeof(OsuModMagnetised), typeof(OsuModAutopilot), typeof(OsuModSpunOut), typeof(OsuModAlternate), typeof(OsuModSingleTap) }).ToArray();
+        public override Type[] IncompatibleMods => base.IncompatibleMods.Concat(new[] { typeof(OsuModMagnetised), typeof(OsuModAutopilot), typeof(OsuModSpunOut), typeof(OsuModAlternate), typeof(OsuModSingleTap), typeof(OsuModRepel) }).ToArray();
 
         public override ModReplayData CreateReplayData(IBeatmap beatmap, IReadOnlyList<Mod> mods)
             => new ModReplayData(new OsuAutoGenerator(beatmap, mods).Generate(), new ModCreatedUser { Username = "Autoplay" });